Note, I suspect Rng::rollClosedProbability() is not needed. The only difference between it and rollProbability() is that one time in 37k (on Windows), it will give an output of 1.0.
On some versions of Linux, the value of 1.0 will occur about 1 time in 4 billion.
conversion from 'const float' to 'int', possible loss of data
conversion from 'double' to 'int', possible loss of data
conversion from 'float' to 'int', possible loss of data
It was just adding a level of indirection to Ptr.getClass().
All the call were replaced by that instead. The number of lines changed
is important, but the change itself is trivial, so everything should be
fine. :)